mirror of
https://github.com/dart-lang/sdk
synced 2024-11-02 14:32:24 +00:00
79 lines
2.6 KiB
Dart
Executable file
79 lines
2.6 KiB
Dart
Executable file
#!/usr/bin/env dart
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// Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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@JS()
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library dev_compiler.web.main;
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import 'dart:async';
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import 'package:args/command_runner.dart';
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import 'package:js/js.dart';
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import 'web_command.dart';
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@JS(r'$setUpDartDevCompilerInBrowser')
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external set setUpCompilerInBrowser(Function function);
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Future main() async {
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var args = ['compile'];
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_runCommand(args);
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}
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/// Runs a single compile command, and returns an exit code.
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Future<int> _runCommand(List<String> args,
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{MessageHandler messageHandler}) async {
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try {
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// TODO: Remove CommandRunner and args if possible. May run into issues
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// with ArgResults or ArgParsers.
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var runner = new CommandRunner('dartdevc', 'Dart Development Compiler');
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runner.addCommand(new WebCompileCommand(messageHandler: messageHandler));
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setUpCompilerInBrowser = allowInterop((await runner.run(args)) as Function);
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} catch (e, s) {
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return _handleError(e, s, args, messageHandler: messageHandler);
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}
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return 1;
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}
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/// Handles [error] in a uniform fashion. Returns the proper exit code and calls
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/// [messageHandler] with messages.
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int _handleError(dynamic error, dynamic stackTrace, List<String> args,
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{MessageHandler messageHandler}) {
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messageHandler ??= print;
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if (error is UsageException) {
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// Incorrect usage, input file not found, etc.
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messageHandler(error);
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return 64;
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} else if (error is CompileErrorException) {
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// Code has error(s) and failed to compile.
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messageHandler(error);
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return 1;
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} else {
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// Anything else is likely a compiler bug.
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//
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// --unsafe-force-compile is a bit of a grey area, but it's nice not to
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// crash while compiling
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// (of course, output code may crash, if it had errors).
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//
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messageHandler("");
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messageHandler("We're sorry, you've found a bug in our compiler.");
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messageHandler("You can report this bug at:");
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messageHandler(
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" https://github.com/dart-lang/sdk/issues/labels/area-dev-compiler");
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messageHandler("");
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messageHandler(
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"Please include the information below in your report, along with");
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messageHandler(
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"any other information that may help us track it down. Thanks!");
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messageHandler("");
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messageHandler(" dartdevc arguments: " + args.join(' '));
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messageHandler("");
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messageHandler("```");
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messageHandler(error);
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messageHandler(stackTrace);
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messageHandler("```");
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return 70;
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}
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}
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